Searching for 93.102.75.115.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 93.102.75.115.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 169 ms
Searching for 93.102.75.115.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 169 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns1.apnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns1.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for 93.102.75.115.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 188 msSearching for ns1.apnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns1.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for dns1.viettel.com.vn. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for dns1.viettel.com.vn. A record at c.dns-servers.vn. [203.119.38.105]
Searching for dns1.viettel.com.vn. A record at g.dns-servers.vn. [204.61.216.115] ...took 11 ms
Searching for dns1.viettel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 357 ms
Searching for 93.102.75.115.in-addr.arpa. PTR record at dns1.viettel.com.vn. [203.113.131.1]
Searching for dns1.viettel.com.vn. A record at c.dns-servers.vn. [203.119.38.105]
Query timed out (interrupted after 2,003 milliseconds)
Retrying...Searching for dns1.viettel.com.vn. A record at g.dns-servers.vn. [204.61.216.115] ...took 11 ms
Searching for dns1.viettel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 357 ms
Query timed out (interrupted after 2,002 milliseconds)
Retrying...
Searching for dns2.viettel.com.vn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for dns2.viettel.com.vn. A record at a.dns-servers.vn. [194.0.1.18] ...took 10 ms
Searching for dns2.viettel.com.vn. A record at dns2.vietel.com.vn. [203.113.131.2] No route to host
Searching for dns2.viettel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 378 ms
Searching for 93.102.75.115.in-addr.arpa. PTR record at dns2.viettel.com.vn. [203.113.188.2]
...took 328 msSearching for dns2.viettel.com.vn. A record at a.dns-servers.vn. [194.0.1.18] ...took 10 ms
Searching for dns2.viettel.com.vn. A record at dns2.vietel.com.vn. [203.113.131.2] No route to host
Searching for dns2.viettel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 378 ms
Nameserver dns2.viettel.com.vn. reports: No such host 93.102.75.115.in-addr.arpa.
Total elapsed query time: 5,852 ms